1 // SPDX-License-Identifier: GPL-2.0
3 * Generate definitions needed by assembly language modules.
4 * This code generates raw asm output which is post-processed to extract
5 * and format the required data.
7 #define COMPILE_OFFSETS
9 #include <linux/crypto.h>
10 #include <linux/sched.h>
11 #include <linux/stddef.h>
12 #include <linux/hardirq.h>
13 #include <linux/suspend.h>
14 #include <linux/kbuild.h>
15 #include <asm/processor.h>
16 #include <asm/thread_info.h>
17 #include <asm/sigframe.h>
18 #include <asm/bootparam.h>
19 #include <asm/suspend.h>
20 #include <asm/tlbflush.h>
23 #include <xen/interface/xen.h>
27 # include "asm-offsets_32.c"
29 # include "asm-offsets_64.c"
32 static void __used
common(void)
35 OFFSET(TASK_threadsp
, task_struct
, thread
.sp
);
36 #ifdef CONFIG_STACKPROTECTOR
37 OFFSET(TASK_stack_canary
, task_struct
, stack_canary
);
41 OFFSET(TASK_TI_flags
, task_struct
, thread_info
.flags
);
42 OFFSET(TASK_addr_limit
, task_struct
, thread
.addr_limit
);
45 OFFSET(crypto_tfm_ctx_offset
, crypto_tfm
, __crt_ctx
);
48 OFFSET(pbe_address
, pbe
, address
);
49 OFFSET(pbe_orig_address
, pbe
, orig_address
);
50 OFFSET(pbe_next
, pbe
, next
);
52 #if defined(CONFIG_X86_32) || defined(CONFIG_IA32_EMULATION)
54 OFFSET(IA32_SIGCONTEXT_ax
, sigcontext_32
, ax
);
55 OFFSET(IA32_SIGCONTEXT_bx
, sigcontext_32
, bx
);
56 OFFSET(IA32_SIGCONTEXT_cx
, sigcontext_32
, cx
);
57 OFFSET(IA32_SIGCONTEXT_dx
, sigcontext_32
, dx
);
58 OFFSET(IA32_SIGCONTEXT_si
, sigcontext_32
, si
);
59 OFFSET(IA32_SIGCONTEXT_di
, sigcontext_32
, di
);
60 OFFSET(IA32_SIGCONTEXT_bp
, sigcontext_32
, bp
);
61 OFFSET(IA32_SIGCONTEXT_sp
, sigcontext_32
, sp
);
62 OFFSET(IA32_SIGCONTEXT_ip
, sigcontext_32
, ip
);
65 OFFSET(IA32_RT_SIGFRAME_sigcontext
, rt_sigframe_ia32
, uc
.uc_mcontext
);
68 #ifdef CONFIG_PARAVIRT_XXL
70 OFFSET(PV_IRQ_irq_disable
, paravirt_patch_template
, irq
.irq_disable
);
71 OFFSET(PV_IRQ_irq_enable
, paravirt_patch_template
, irq
.irq_enable
);
72 OFFSET(PV_CPU_iret
, paravirt_patch_template
, cpu
.iret
);
73 OFFSET(PV_MMU_read_cr2
, paravirt_patch_template
, mmu
.read_cr2
);
78 OFFSET(XEN_vcpu_info_mask
, vcpu_info
, evtchn_upcall_mask
);
79 OFFSET(XEN_vcpu_info_pending
, vcpu_info
, evtchn_upcall_pending
);
83 OFFSET(BP_scratch
, boot_params
, scratch
);
84 OFFSET(BP_secure_boot
, boot_params
, secure_boot
);
85 OFFSET(BP_loadflags
, boot_params
, hdr
.loadflags
);
86 OFFSET(BP_hardware_subarch
, boot_params
, hdr
.hardware_subarch
);
87 OFFSET(BP_version
, boot_params
, hdr
.version
);
88 OFFSET(BP_kernel_alignment
, boot_params
, hdr
.kernel_alignment
);
89 OFFSET(BP_init_size
, boot_params
, hdr
.init_size
);
90 OFFSET(BP_pref_address
, boot_params
, hdr
.pref_address
);
91 OFFSET(BP_code32_start
, boot_params
, hdr
.code32_start
);
94 DEFINE(PTREGS_SIZE
, sizeof(struct pt_regs
));
96 /* TLB state for the entry code */
97 OFFSET(TLB_STATE_user_pcid_flush_mask
, tlb_state
, user_pcid_flush_mask
);
99 /* Layout info for cpu_entry_area */
100 OFFSET(CPU_ENTRY_AREA_entry_stack
, cpu_entry_area
, entry_stack_page
);
101 DEFINE(SIZEOF_entry_stack
, sizeof(struct entry_stack
));
102 DEFINE(MASK_entry_stack
, (~(sizeof(struct entry_stack
) - 1)));
104 /* Offset for fields in tss_struct */
105 OFFSET(TSS_sp0
, tss_struct
, x86_tss
.sp0
);
106 OFFSET(TSS_sp1
, tss_struct
, x86_tss
.sp1
);
107 OFFSET(TSS_sp2
, tss_struct
, x86_tss
.sp2
);